Question 4963
Let x = time of travel for first car 
and y = time of travel for second car

x = y  Both trains will be traveling the same amount of time.
55x + 48y = 206 The sum of the distances each train travels.

55x + 48x = 206
103x = 206
103x/103 = 206/103
x = 2 hours and y = 2 hours